/Engine/Source/Runtime/Experimental/GeometryCollectionEngine/Public/GeometryCollection/GeometryCollectionISMPoolComponent.h
A mesh with potentially overriden materials and ISM property description. We batch instances into ISMs that have equivalent values for this structure.
struct FGeometryCollectionStaticMeshInstance
TArray< float >
CustomPrimitiveData
FISMComponentDe...
Desc
TArray<UMateri...
MaterialsOverrides
UStaticMesh...
StaticMesh